Submitted by rich.boyd on December 6, 2009 - 7:22pm
I live up in Winnipeg and built an earth oven this past year. It developed a couple of cracks (3/16 - 1/4"). I am wondering about using it in winter. I probably wouldn't be using it in temperatures of less than -15F (-25C). Will I risk severely cracking my oven if I use it in really cold weather?
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